Mesen/Core/IremTamS1.h
2016-12-17 23:14:47 -05:00

29 lines
721 B
C++

#pragma once
#include "stdafx.h"
#include "BaseMapper.h"
class IremTamS1 : public BaseMapper
{
protected:
virtual uint16_t GetPRGPageSize() override { return 0x4000; }
virtual uint16_t GetCHRPageSize() override { return 0x2000; }
void InitMapper() override
{
SelectPRGPage(0, -1);
SelectPRGPage(1, -1);
SelectCHRPage(0, 0);
}
void WriteRegister(uint16_t addr, uint8_t value) override
{
SelectPRGPage(1, value & 0x0F);
switch(value >> 6) {
case 0: SetMirroringType(MirroringType::ScreenAOnly); break;
case 1: SetMirroringType(MirroringType::Horizontal); break;
case 2: SetMirroringType(MirroringType::Vertical); break;
case 3: SetMirroringType(MirroringType::ScreenBOnly); break;
}
}
};